Results 41 to 50 of about 33,638 (243)

Twinning rate trend in a population sample from the city of São Paulo, Brazil

open access: yesGenetics and Molecular Biology, 2003
A retrospective study was carried out on a sample consisting of 89,491 deliveries occurred from 1979 through 1998, in the city of São Paulo, SP, Brazil. These deliveries included 935 twin and 26 triplet births. The mean incidence per 1,000 deliveries was
Gloria M.D.D. Colletto
doaj   +1 more source

Novel BEST1 mutation in autosomal recessive bestrophinopathy in Japanese siblings

open access: yesTaiwan Journal of Ophthalmology, 2021
PURPOSE: Autosomal recessive bestrophinopathy (ARB) is a disease that results from the mutations in the BEST1 gene. It is characterized by multifocal yellowish lipofuscin deposits, cystoid macular edema, and subretinal fluid.
Rika Yamada   +4 more
doaj   +1 more source

HLA Haplotypes in Dizygotic Twin Pairs: Are Dizygotic Twins More Similar Than Sibs? [PDF]

open access: yesTwin Research, 2002
AbstractIt has been suggested that dizygotic twin pairs share two HLA haplotypes more often than ordinary siblings and thus might be genetically more alike. We tested this hypothesis in dizygotic twin pairs from the Danish Twin Registry. A total of 114 (60 female and 54 male) same-sexed healthy twin pairs aged 18–45 years participated.
Titlestad, Ingrid Louise   +3 more
openaire   +3 more sources

A dohányzási szokásokat befolyásoló környezeti tényezők egy- és kétpetéjű ikrek körében [PDF]

open access: yes, 2013
Introduction: Smoking habits are influenced by environmental (family, friends) and psychologic factors. Aim: To investigate environmental factors which influence the smoking habits of monozygotic and dizygotic twins.
Bakkne Nagy M,   +2 more
core   +1 more source

VALIDATION OF ZYGOSITY ASSESSMENT BY A SELF-REPORT QUESTIONNAIRE IN A SAMPLE OF ADULT SERBIAN TWINS

open access: yesPrimenjena Psihologija, 2019
Validation of a twin zygosity-estimating questionnaire, The Questionnaire of Twins’ Physical Resemblance, created by Oniszczenko et al. and used in European and Serbian twin studies, was carried out on a sample of 222 pairs (176 monozygotic, 46 dizygotic)
Petar Čolović   +2 more
doaj   +1 more source

Comparison of epidemiologic factors and eye manifestations of twin children with controls

open access: yesBMC Ophthalmology, 2023
Purpose The present study was aimed to compare the epidemiological and ocular findings of twin children in comparison with non- twin age matched individuals as their control.
Zhale Rajavi   +6 more
doaj   +1 more source

Effect of Genetic and Environmental Factors on the Impaction of Lower Third Molars

open access: yesApplied Sciences, 2021
The aim of this retrospective study was to evaluate the impact of genetic and environmental factors on the impaction of lower third molars using a classical twin study by evaluation of the third molar eruption space and M3 angulation.
Giedrė Trakinienė   +4 more
doaj   +1 more source

Inheritance in Human Dizygotic Twinning [PDF]

open access: yesNew England Journal of Medicine, 1964
THIS paper is concerned with the question of whether the father plays any part in the occurrence of twins among his children.
White, Colin, Wyshak, Grace
openaire   +3 more sources

Twins and endocrinology

open access: yesIndian Journal of Endocrinology and Metabolism, 2014
Twins are two independent babies delivered during the same pregnancy and are divided as monozygotic or dizygotic based on their origin. Dizygotic twins are similar to two siblings and have different genetic information.
K. V. S. Hari Kumar, K D Modi
doaj   +1 more source

Neonatal Abstinence Syndrome: Twins Case Series

open access: yesFrontiers in Pediatrics, 2017
BackgroundUse or abuse of opioids and related drugs during pregnancy increases the risk of maternal and neonatal morbidities, including increased susceptibility to Neonatal Abstinence Syndrome (NAS).
Rajesh Pandey   +2 more
doaj   +1 more source

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